Examples with VolatileImage java.awt.image.VolatileImage used on opensource projects

Example 36 with VolatileImage

use of java.awt.image.VolatileImage in project javatari by ppeccin.

the class SwingHelper method asCompatibleVolatileImage.

public static VolatileImage asCompatibleVolatileImage(Image img) {
    VolatileImage ret = defaultScreenDeviceConfiguration().createCompatibleVolatileImage(img.getWidth(null), img.getHeight(null));
    Graphics2D gc = ret.createGraphics();
    gc.drawImage(img, 0, 0, null);
    gc.dispose();
    return ret;
}

Example 37 with VolatileImage

use of java.awt.image.VolatileImage in project jdk8u_jdk by JetBrains.

the class PixelTests method initTest.

public Object initTest(TestEnvironment env, Result result) {
    Context ctx = new Context();
    ctx.bimg = ((BufImg) env.getModifier(bufimgsrcroot)).getImage();
    if (env.isEnabled(doRenderTo)) {
        Graphics2D g2d = ctx.bimg.createGraphics();
        g2d.setColor(Color.white);
        g2d.fillRect(3, 0, 1, 1);
        g2d.dispose();
    }
    if (env.isEnabled(doRenderFrom)) {
        GraphicsConfiguration cfg = GraphicsEnvironment.getLocalGraphicsEnvironment().getDefaultScreenDevice().getDefaultConfiguration();
        VolatileImage vimg = cfg.createCompatibleVolatileImage(8, 1);
        vimg.validate(cfg);
        Graphics2D g2d = vimg.createGraphics();
        for (int i = 0; i < 100; i++) {
            g2d.drawImage(ctx.bimg, 0, 0, null);
        }
        g2d.dispose();
        vimg.flush();
    }
    result.setUnits(1);
    result.setUnitName(getUnitName());
    return ctx;
}

Example 38 with VolatileImage

use of java.awt.image.VolatileImage in project jdk8u_jdk by JetBrains.

the class TextRenderingTest method main.

public static void main(final String[] args) {
    GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
    GraphicsConfiguration gc = ge.getDefaultScreenDevice().getDefaultConfiguration();
    VolatileImage vi = gc.createCompatibleVolatileImage(width, height);
    while (true) {
        vi.validate(gc);
        Graphics2D g2d = vi.createGraphics();
        g2d.setColor(Color.white);
        g2d.fillRect(0, 0, width, height);
        g2d.setPaint(new GradientPaint(new Point2D.Float(0, height / 2), Color.white, new Point2D.Float(width, height / 2), Color.black));
        g2d.fillRect(0, 0, width, height);
        String fnt = g2d.getFont().getFamily();
        g2d.setFont(new Font(fnt, Font.PLAIN, 100));
        // draw text with offset
        g2d.drawString("IIIIIIIIII", 100, 100);
        g2d.dispose();
        if (vi.validate(gc) != VolatileImage.IMAGE_OK) {
            try {
                Thread.sleep(100);
            } catch (InterruptedException e) {
            }
            continue;
        }
        if (vi.contentsLost()) {
            try {
                Thread.sleep(100);
            } catch (InterruptedException e) {
            }
            continue;
        }
        break;
    }
    BufferedImage bi = vi.getSnapshot();
    // the text shifted shouldn't be visible onto a painted rectangle!
    // so the check: color component (blue) must decrease monotonously
    int prev = Integer.MAX_VALUE;
    for (int x = 0; x < width; ++x) {
        int color = bi.getRGB(x, height / 2);
        int b = color & 0xFF;
        if (b > prev) {
            throw new RuntimeException("test failed: can see the text rendered!");
        }
        prev = b;
    }
}

Example 39 with VolatileImage

use of java.awt.image.VolatileImage in project jdk8u_jdk by JetBrains.

the class IncorrectClipSurface2SW method getVolatileImage.

private static VolatileImage getVolatileImage(GraphicsConfiguration gc, int size) {
    VolatileImage vi = gc.createCompatibleVolatileImage(size, size);
    Graphics2D g2d = vi.createGraphics();
    g2d.setColor(Color.GREEN);
    g2d.fillRect(0, 0, size, size);
    return vi;
}

Example 40 with VolatileImage

use of java.awt.image.VolatileImage in project jdk8u_jdk by JetBrains.

the class IncorrectAlphaSurface2SW method main.

public static void main(final String[] args) throws IOException {
    GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
    GraphicsConfiguration gc = ge.getDefaultScreenDevice().getDefaultConfiguration();
    BufferedImage destVI;
    BufferedImage destBI;
    BufferedImage sourceBI;
    VolatileImage sourceVI;
    for (final int s : SIZES) {
        for (final int srcType : srcTypes) {
            for (final int dstType : dstTypes) {
                for (final int scale : SCALES) {
                    int sw = s * scale;
                    destVI = new BufferedImage(sw, sw, dstType);
                    destBI = new BufferedImage(sw, sw, dstType);
                    sourceBI = gc.createCompatibleImage(sw, sw, srcType);
                    sourceVI = gc.createCompatibleVolatileImage(s, s, srcType);
                    // draw to dest BI using compatible image
                    fill(sourceBI, s);
                    Graphics2D big = destBI.createGraphics();
                    big.setComposite(AlphaComposite.Src);
                    big.drawImage(sourceBI, 0, 0, sw, sw, null);
                    big.dispose();
                    // draw to dest BI using compatible image
                    fill(sourceVI, s);
                    drawVItoBI(gc, destVI, sourceVI);
                    validate(destVI, destBI);
                    sourceVI.flush();
                }
            }
        }
    }
    System.out.println("Test PASSED");
}